Home / 8,125,906.14-12,192,853.22-3,268,018.72

Finding the Fourth Proportional to 8,125,906.14, 12,192,853.22 and 3,268,018.72

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Solution

The fourth proportional to 8,125,906.14, 12,192,853.22 and 3,268,018.72 is: 4,903,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125,906.14 : 12,192,853.22 = 3,268,018.72 : x
  2. Step 2: Convert to fraction form
    8,125,906.14/12,192,853.22 = 3,268,018.72/x
  3. Step 3: Cross multiply
    8,125,906.14x = 12,192,853.22 × 3,268,018.72
  4. Step 4: Simplify right side
    8,125,906.14x = 39,846,472,573,172.28
  5. Step 5: Solve for x
    x = 39,846,472,573,172.28/8,125,906.14
  6. Step 6: Final answer
    x = 4,903,634.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.